Luciana hugs her mother Sandra Chica, the wife of Pablo Villavicencio, an immigrant deliveryman who was detained by Immigration and Customs Enforcement agents while delivering pizza to Fort Hamilton Army base in Brooklyn, at a news conference on June 18, 2018 in New York City. On Monday Chica filed a formal request for his release with ICE's Enforcement and Removal Operations branch. (Photo: Spencer Platt/Getty Images)

On Thursday, the Trump administration proposed withdrawing the federal government from the 1997 Flores settlement, which stipulates the conditions under which immigrant children can be detained. Immigration rights and child advocates say the changes could lead to the indefinite detention of children and would remove much-needed oversight. Forum discusses what the changes could mean for the 500 immigrant children still separated from their parents and the future of U.S. immigration policy.